EP4145560A4 - Negative electrode for lithium secondary battery coated with lithiophilic material and production method thereof - Google Patents

Negative electrode for lithium secondary battery coated with lithiophilic material and production method thereof Download PDF

Info

Publication number
EP4145560A4
EP4145560A4 EP21797726.3A EP21797726A EP4145560A4 EP 4145560 A4 EP4145560 A4 EP 4145560A4 EP 21797726 A EP21797726 A EP 21797726A EP 4145560 A4 EP4145560 A4 EP 4145560A4
Authority
EP
European Patent Office
Prior art keywords
lithiophile
negative electrode
secondary battery
production method
lithium secondary
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP21797726.3A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP4145560A1 (en
Inventor
Jung Pil Lee
Jong Keon Yoon
Sun Woo Hwang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LG Energy Solution Ltd
Original Assignee
LG Energy Solution Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by LG Energy Solution Ltd filed Critical LG Energy Solution Ltd
Publication of EP4145560A1 publication Critical patent/EP4145560A1/en
Publication of EP4145560A4 publication Critical patent/EP4145560A4/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/4235—Safety or regulating additives or arrangements in electrodes, separators or electrolyte
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/04—Processes of manufacture in general
    • H01M4/0402—Methods of deposition of the material
    • H01M4/0404—Methods of deposition of the material by coating on electrode collectors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/04—Processes of manufacture in general
    • H01M4/0402—Methods of deposition of the material
    • H01M4/0409—Methods of deposition of the material by a doctor blade method, slip-casting or roller coating
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/04—Processes of manufacture in general
    • H01M4/0402—Methods of deposition of the material
    • H01M4/0421—Methods of deposition of the material involving vapour deposition
    • H01M4/0423—Physical vapour deposition
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/04—Processes of manufacture in general
    • H01M4/0402—Methods of deposition of the material
    • H01M4/0421—Methods of deposition of the material involving vapour deposition
    • H01M4/0428—Chemical vapour deposition
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/134—Electrodes based on metals, Si or alloys
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/139—Processes of manufacture
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/38—Selection of substances as active materials, active masses, active liquids of elements or alloys
    • H01M4/381—Alkaline or alkaline earth metals elements
    • H01M4/382—Lithium
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/64—Carriers or collectors
    • H01M4/66—Selection of materials
    • H01M4/665—Composites
    • H01M4/667—Composites in the form of layers, e.g. coatings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/64—Carriers or collectors
    • H01M4/70—Carriers or collectors characterised by shape or form
    • H01M4/72—Grids
    • H01M4/74—Meshes or woven material; Expanded metal
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/64—Carriers or collectors
    • H01M4/70—Carriers or collectors characterised by shape or form
    • H01M4/80—Porous plates, e.g. sintered carriers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
    • H01M2004/027—Negative electrodes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Composite Materials (AREA)
  • Cell Electrode Carriers And Collectors (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Secondary Cells (AREA)
EP21797726.3A 2020-04-27 2021-04-23 Negative electrode for lithium secondary battery coated with lithiophilic material and production method thereof Pending EP4145560A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020200050738A KR102855234B1 (ko) 2020-04-27 2020-04-27 리튬 친화물질이 코팅된 리튬 이차전지용 음극 및 이의 제조방법
PCT/KR2021/005192 WO2021221397A1 (ko) 2020-04-27 2021-04-23 리튬 친화물질이 코팅된 리튬 이차전지용 음극 및 이의 제조방법

Publications (2)

Publication Number Publication Date
EP4145560A1 EP4145560A1 (en) 2023-03-08
EP4145560A4 true EP4145560A4 (en) 2024-11-13

Family

ID=78373687

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21797726.3A Pending EP4145560A4 (en) 2020-04-27 2021-04-23 Negative electrode for lithium secondary battery coated with lithiophilic material and production method thereof

Country Status (6)

Country Link
US (1) US20230045571A1 (ko)
EP (1) EP4145560A4 (ko)
JP (2) JP7556585B2 (ko)
KR (1) KR102855234B1 (ko)
CN (1) CN114846646A (ko)
WO (1) WO2021221397A1 (ko)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114156438A (zh) * 2021-12-07 2022-03-08 南京宇博瑞材料科技有限公司 一种高性能多孔Cu-Si合金薄膜负极材料及其制备方法
KR102815215B1 (ko) * 2022-02-16 2025-06-02 한국화학연구원 수지상 리튬의 성장 억제용 애노드 집전체 및 그 제조 방법
KR102815756B1 (ko) * 2022-03-24 2025-06-04 한양대학교 산학협력단 리튬 덴드라이트의 성장을 제어할 수 있는 리튬 전지용 음극재, 이의 제조 방법 및 이를 포함하는 리튬 전지
EP4601049A4 (en) * 2022-12-09 2026-03-18 Lg Energy Solution Ltd NEGATIVE ELECTRODE CURRENT COLLECTOR AND ITS MANUFACTURING PROCESS
KR20240098936A (ko) * 2022-12-21 2024-06-28 주식회사 엘지에너지솔루션 무음극 전지
KR20240168014A (ko) 2023-05-22 2024-11-29 현대자동차주식회사 리튬이차전지용 음극의 도금액, 이를 포함하는 음극, 리튬이차전지의 제조방법
KR102920163B1 (ko) * 2023-06-12 2026-02-02 서울과학기술대학교 산학협력단 리튬 친화 금속층이 표면에 형성된 3d 구조체를 포함하는 음극의 제조방법 및 이에 의해 제조된 리튬 친화 금속층이 표면에 형성된 3d 구조체를 포함하는 음극
KR20250112075A (ko) 2024-01-16 2025-07-23 한국기술교육대학교 산학협력단 저습도 산화 코팅층을 구비하는 리튬 이차전지, 전고체 이차전치 및 저습도 산화 코팅층을 구비하는 리튬 이차전지의 제조방법
CN117936922A (zh) * 2024-01-26 2024-04-26 蜂巢能源科技股份有限公司 复合结构及其制备方法和应用
DE102024002089A1 (de) 2024-06-26 2025-12-31 Mercedes-Benz Group AG Leitfähiges Komposit, Verfahren zu dessen Herstellung, Festkörperakkumulator, Batterie und Fahrzeug

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2942828A1 (en) * 2013-09-11 2015-11-11 LG Chem, Ltd. Lithium electrode and lithium secondary battery comprising same
CN108428858A (zh) * 2018-04-12 2018-08-21 清华大学深圳研究生院 一种稳定的锂金属负极
CN109088051A (zh) * 2018-07-26 2018-12-25 山东大学 一种表面无枝晶的高安全性金属锂负极及其制备方法和应用
CN110828829A (zh) * 2018-08-14 2020-02-21 中南大学 一种3d亲锂多孔金属集流体、负极及其制备和应用

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11233116A (ja) * 1998-02-16 1999-08-27 Canon Inc リチウム二次電池用電極構造体、その製造方法及びリチウム二次電池
JP2000153221A (ja) 1998-11-19 2000-06-06 Toshiba Battery Co Ltd 集電体の処理方法および集電体処理装置
DE60138577D1 (de) * 2000-03-14 2009-06-10 Sanyo Electric Co Geschweißte Stromsammlerplatten in Sekundärzellen mit nichtwässrigem Elektrolyten
KR100366345B1 (ko) * 2001-01-03 2002-12-31 삼성에스디아이 주식회사 리튬-황 전지용 음극 극판
KR100425585B1 (ko) 2001-11-22 2004-04-06 한국전자통신연구원 가교 고분자 보호박막을 갖춘 리튬 고분자 이차 전지 및그 제조 방법
JP2003213485A (ja) * 2002-01-15 2003-07-30 Nitto Denko Corp 金属メッキ用マスキングテープ
CN102683656B (zh) 2012-04-26 2014-10-29 宁波杉杉新材料科技有限公司 高性能锂离子电池多孔薄膜硅基负极材料及其制备方法
WO2016052934A1 (ko) 2014-09-29 2016-04-07 주식회사 엘지화학 애노드, 이를 포함하는 리튬 이차 전지, 상기 리튬 이차 전지를 포함하는 전지 모듈 및 애노드의 제조방법
KR101914171B1 (ko) * 2015-05-19 2018-11-01 주식회사 엘지화학 다공성 나트륨 이차 전지용 음극 및 이를 포함하는 나트륨 이차 전지
US11145851B2 (en) * 2015-11-11 2021-10-12 The Board Of Trustees Of The Leland Stanford Junior University Composite lithium metal anodes for lithium batteries with reduced volumetric fluctuation during cycling and dendrite suppression
CN105932295A (zh) * 2016-04-22 2016-09-07 清华大学深圳研究生院 金属锂二次电池及其负极和多孔铜集流体
KR102160701B1 (ko) 2016-07-18 2020-09-28 주식회사 엘지화학 천공 구조의 집전체를 포함하는 전극, 이를 포함하는 리튬 이차전지
KR102230751B1 (ko) 2017-08-01 2021-03-22 주식회사 엘지화학 보호층을 포함하는 리튬 이차전지용 전극 및 이를 포함하는 리튬 이차전지
US10741835B1 (en) * 2017-08-18 2020-08-11 Apple Inc. Anode structure for a lithium metal battery
CN107910496B (zh) * 2017-10-09 2020-08-14 中南大学 一种二次电池用金属锂负极、制备方法及其应用
CN109449443A (zh) 2018-09-13 2019-03-08 安庆师范大学 一种多孔石墨烯/银纳米粒子复合锂金属二次电池负极集流体的制备方法
KR102142675B1 (ko) 2018-11-02 2020-08-07 현대오트론 주식회사 Eeprom 제어장치 및 이를 이용한 eeprom의 데이터 기록 방법
CN109546141A (zh) * 2018-12-14 2019-03-29 蜂巢能源科技有限公司 锂金属复合电极及其制备方法、锂离子电池
CN110504454A (zh) 2019-08-30 2019-11-26 山东大学 一种基于扩散偶制备的三维多孔集流体及其制备方法和应用
CN111063862A (zh) * 2019-12-18 2020-04-24 吉林大学 一种对称型锂氧电池
CN110931708A (zh) * 2019-12-19 2020-03-27 清华大学 一种锂离子和锂金属电池参比电极的制备方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2942828A1 (en) * 2013-09-11 2015-11-11 LG Chem, Ltd. Lithium electrode and lithium secondary battery comprising same
CN108428858A (zh) * 2018-04-12 2018-08-21 清华大学深圳研究生院 一种稳定的锂金属负极
CN109088051A (zh) * 2018-07-26 2018-12-25 山东大学 一种表面无枝晶的高安全性金属锂负极及其制备方法和应用
CN110828829A (zh) * 2018-08-14 2020-02-21 中南大学 一种3d亲锂多孔金属集流体、负极及其制备和应用

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021221397A1 *

Also Published As

Publication number Publication date
WO2021221397A1 (ko) 2021-11-04
JP2023508087A (ja) 2023-02-28
KR102855234B1 (ko) 2025-09-05
CN114846646A (zh) 2022-08-02
KR20210132402A (ko) 2021-11-04
JP2024096478A (ja) 2024-07-12
EP4145560A1 (en) 2023-03-08
US20230045571A1 (en) 2023-02-09
JP7556585B2 (ja) 2024-09-26

Similar Documents

Publication Publication Date Title
EP4145560A4 (en) Negative electrode for lithium secondary battery coated with lithiophilic material and production method thereof
EP4447164A4 (en) Negative electrode for lithium secondary battery and method for producing the same
EP4201889A4 (en) Method for manufacturing positive electrode active material for lithium secondary battery
EP4283720A4 (en) Graphite negative electrode material and preparation method therefor, and lithium ion battery
EP3979367A4 (en) POSITIVE ELECTRODE MATERIAL AND METHOD OF PRODUCTION, AND LITHIUM SECONDARY BATTERY
EP3896758A4 (en) NEGATIVE ELECTRODE CARBON MATERIAL FOR LITHIUM-ION SECONDARY BATTERY, METHOD OF MANUFACTURING THEREFORE, NEGATIVE ELECTRODE AND LITHIUM-ION SECONDARY BATTERY WITH USE THEREOF
EP4303959A4 (en) Cathode active material for lithium secondary battery and method for manufacturing same
EP3840088A4 (en) ACTIVE MATERIAL OF A NEGATIVE ELECTRODE, PROCESS FOR ITS MANUFACTURE AND LITHIUM SECONDARY BATTERY WITH NEGATIVE ELECTRODE WITH THEM
EP3951929A4 (en) POSITIVE ELECTRODE FOR LITHIUM-ION BATTERY, POSITIVE ELECTRODE SHEET FOR LITHIUM-ION BATTERY AND MANUFACTURING METHOD THEREOF
EP4102637A4 (en) Separator for lithium secondary battery, and production method therefor
EP3863082A4 (en) METHOD OF MANUFACTURING ACTIVE NEGATIVE ELECTRODE MATERIAL FOR SECONDARY BATTERY, NEGATIVE ELECTRODE FOR SECONDARY BATTERY, AND LITHIUM SECONDARY BATTERY THEREFORE
EP3813163A4 (en) POSITIVE ELECTRODE ACTIVE MATERIAL FOR SECONDARY BATTERY WITH WATER FREE ELECTROLYTE, PROCESS FOR PRODUCING POSITIVE ELECTRODE ACTIVE MATERIAL FOR SECONDARY BATTERY WITH ANHYDROUS ELEKTROLYT, SECONDARY BATTERY WITH WATER FREE ELECTROLYTE, METHOD FOR PRODUCING A SECONDARY BATTERY WITH WATER FREE ELECTROLYTE AND METHOD FOR USING A SECONDARY BATTERY WITH ANHYDROUS ELEKTROLYT
EP4131488A4 (en) Composite active material for lithium secondary battery, electrode composition for lithium secondary battery, lithium secondary battery electrode, and method for manufacturing composite active material for lithium secondary battery
EP3893299A4 (en) LITHIUM SECONDARY BATTERY POSITIVE ELECTRODE ACTIVE MATERIALS PRECURRENT, METHOD OF MAKING LITHIUM SECONDARY BATTERY POSITIVE ELECTRODE ACTIVE MATERIALS PRECURRENT, AND METHOD OF MAKING A COMPOUND LITHIUM METAL COMPOUND
EP3944372A4 (en) METHOD FOR MANUFACTURING A POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY AND POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY MANUFACTURED THEREFORE
EP3832762A4 (en) POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM-ION SECONDARY BATTERY, METHOD OF MANUFACTURING POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM-ION SECONDARY BATTERY AND LITHIUM-ION SECONDARY BATTERY
EP3950600A4 (en) METHOD OF MANUFACTURING A POSITIVE ELECTRODE ACTIVE MATERIAL FOR A LITHIUM SECONDARY BATTERY
EP3872898A4 (en) METHOD OF MANUFACTURING RESIN COLLECTOR FOR NEGATIVE ELECTRODES, METHOD OF MANUFACTURING NEGATIVE ELECTRODE FOR LITHIUM-ION BATTERY, AND METHOD OF MANUFACTURING LITHIUM-ION BATTERY
EP3912961A4 (en) GRAPHITE SYNTHETIC MATERIAL, GRAPHITE SYNTHETIC MATERIAL MANUFACTURING PROCESS, NEGATIVE ELECTRODE FOR LITHIUM-ION SECONDARY BATTERY AND LITHIUM-ION SECONDARY BATTERY
MA71477A (fr) Matériau d'électrode négative, son procédé de préparation et batterie lithium-ion
EP4002522A4 (en) POSITIVE ELECTRODE MATERIAL FOR LITHIUM-ION BATTERY AND MANUFACTURING METHOD THEREOF AND LITHIUM-ION SECONDARY BATTERY
EP4213244A4 (en) Sodium ion positive electrode material and preparation method therefor, and sodium ion battery
EP4047690A4 (en) POSITIVE ELECTRODE MATERIAL PRECURSOR FOR LITHIUM BATTERY, METHOD FOR THE PRODUCTION THEREOF AND ITS USE
EP4220771A4 (en) POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM-ION SECONDARY BATTERIES, METHOD FOR PRODUCING THE SAME AND LITHIUM-ION SECONDARY BATTERY
EP3817101A4 (en) ANODE MATERIAL OF A LITHIUM SULFUR BATTERY WITH TERNARY MATERIAL AS A CARRIER AND A METHOD FOR MANUFACTURING ANODE MATERIAL FOR LITHIUM SULFUR BATTERIES

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20220623

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20241015

RIC1 Information provided on ipc code assigned before grant

Ipc: H01M 4/02 20060101ALN20241009BHEP

Ipc: H01M 4/66 20060101ALI20241009BHEP

Ipc: H01M 4/134 20100101ALI20241009BHEP

Ipc: H01M 4/04 20060101ALI20241009BHEP

Ipc: H01M 4/38 20060101ALI20241009BHEP

Ipc: H01M 10/052 20100101ALI20241009BHEP

Ipc: H01M 4/139 20100101ALI20241009BHEP

Ipc: H01M 10/42 20060101ALI20241009BHEP

Ipc: H01M 4/80 20060101ALI20241009BHEP

Ipc: H01M 4/74 20060101ALI20241009BHEP

Ipc: H01M 4/13 20100101AFI20241009BHEP

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

17Q First examination report despatched

Effective date: 20250911